Sexual Reproduction in Flowering Plants Class 12 MCQs Questions with Answers

1. Carpel is formed of

2. Mature ovules are classified on the basis of funiculus. If micropyle comes to lie close to the funiculus the ovule is termed as

3. Name the type of tissue present in the fertilized ovules of Angiospermic plants that supplies food and nourishment to the developing embryo is

4. A microspore is a

5. Heterostyly as a contrivance for cross-pollination is found in

6. The portion of embryonal axis between plumule (future shoot) and cotyledons is called

7. Triple fusion in Capsella bursa pastoris is fusion of male gamete with

8. Both chasmogamous and cleistogamous flowers are present in

9. Endospermic seeds are found in

10. Polyembryony commonly occurs in

11. One of the most resistant biological material present in the exine of pollen grain is

12. Plants with ovaries having only one or a few ovules are generally pollinated by

13. An egg apparatus contains

14. Seed formation without fertilization in flowering plants involves the process of _____

15. Functional megaspore in an angiosperm develops into _____

16. The anther wall consists of four wall layers where

17. Plant embryo develops from

18. Which phase of the life cycle is dominant in the individuals of angiosperms?

19. The total number of nuclei involved in double fertilisation in angiospersm are

20. Which of the following is not a water pollinated plant ?